# Copyright 2017 the Arraymancer contributors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import ../../src/arraymancer
import std / unittest


# TODO: Fill the suite with corner cases, example "prod" returning 1 or "var" returning nan
suite "Empty Tensors":
  test "Indexing with empty tensor doesn't crash":
    var r = @[1'f32, 1'f32].toTensor()
    echo r[r <. 0]

  test "Indexing an empty tensor doesn't crash":
    var r = @[1'f32, 1'f32].toTensor()
    let s = r[r <. 0]

    echo s[toTensor([true])]
